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Re: help offered

To: pjlahaie@atlsci.com
Subject: Re: help offered
From: alexvk@vostok.engr.sgi.com (Alex Kozlov)
Date: Wed, 25 Nov 1998 14:13:03 -0800 (PST)
Cc: ariel@cthulhu.engr.sgi.com, galibert@pobox.com, linux@cthulhu.engr.sgi.com
In-reply-to: <Pine.LNX.4.04.9811251542540.3207-100000@elenuial.atlsci.com> from "pjlahaie@atlsci.com" at "Nov 25, 98 03:51:54 pm"
Sender: owner-linux@cthulhu.engr.sgi.com
Www-page: http://robotics.stanford.edu/~alexvk
pjlahaie@atlsci.com wrote:
>
>     I was under the impression the O2k memory bandwidth was limited to
> ~800MB/s.  If so, even if you can read 4GB/s what are you foing to do with
> it?  It would have to go over the CrayLink "network" and that doesn't do
> 4GB/s.  The only way I can see 4GB/s disk throughput is multiple of the
> node accessing "local" drives and adding all the bandwidth together.
> 

I thought craylink is 6 GB/s:

cl0: flags=4041<UP,RUNNING,DRVRLOCK>
        inet 192.0.2.113 netmask 0xffffff00 
        speed 6.40 Gbit/s

Is it not true in practice?

-- 
Alexander V. Kozlov | alexvk@engr.sgi.com | (650) 933-8493

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